55433431234 has 16 divisors (see below), whose sum is σ = 83732341248. Its totient is φ = 27523040272.

The previous prime is 55433431223. The next prime is 55433431283. The reversal of 55433431234 is 43213433455.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 55433431193 and 55433431202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189279 + ... + 383005.

It is an arithmetic number, because the mean of its divisors is an integer number (5233271328).

Almost surely, 2^55433431234 is an apocalyptic number.

55433431234 is a deficient number, since it is larger than the sum of its proper divisors (28298910014).

55433431234 is a wasteful number, since it uses less digits than its factorization.

55433431234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194729.

The product of its digits is 259200, while the sum is 37.

Adding to 55433431234 its reverse (43213433455), we get a palindrome (98646864689).

The spelling of 55433431234 in words is "fifty-five billion, four hundred thirty-three million, four hundred thirty-one thousand, two hundred thirty-four".